Vitali Ilykhkun

Available to hire

js. I build production-ready AI applications, SaaS platforms, and intelligent automation systems that help businesses reduce manual work, improve customer experience, and turn ideas into scalable products.

About

Full-Stack AI Developer | LLM, RAG, OpenAI, Python, Next.js.

I build production-ready AI applications, SaaS platforms, and intelligent automation systems that help businesses reduce manual work, improve customer experience, and turn ideas into scalable products.

I specialize in:

🤖 AI & LLM Applications
• OpenAI API integrations
• AI chatbots and AI assistants
• LLM-powered SaaS products
• Retrieval-Augmented Generation (RAG) systems
• AI agents and workflow automation
• Knowledge base search systems

⚡ Full-Stack Product Development
• Python (FastAPI, Django)
• Next.js, React, TypeScript
• REST APIs and backend architecture
• PostgreSQL, Supabase, Firebase
• Cloud deployment and scalable applications

💼 I can help you build:
✓ AI MVPs from idea to launch
✓ Custom ChatGPT-like applications
✓ Document Q&A / RAG systems
✓ AI automation tools
✓ Internal business AI assistants
✓ SaaS platforms with AI features

Why clients choose me:
✅ Strong focus on business outcomes, not just code
✅ Clean, scalable, maintainable architecture
✅ Experience connecting AI models with real-world applications
✅ Fast communication and reliable delivery

If you are looking for a developer who can take an AI product from concept to a working application, I’d love to help.

Let’s build something impactful.

Languages

  • EnglishFluent
  • CzechFluent
  • ItalianBeginner
  • GermanBeginner
  • FrenchBeginner
  • Spanish; CastilianBeginner
  • PortugueseBeginner

Industry experience

  • Software & Internet
  • Computers & Electronics
  • Professional Services

Projects · 4

A full-stack automated Forex trading platform built around MetaTrader 5, featuring algorithmic trading workflows, risk management controls, execution pipelines, and a real-time operations dashboard.

Overview

Designed for automated trading operations, this platform provides a complete trading lifecycle from market data ingestion and strategy signals to risk validation, trade execution, and performance monitoring.
The system supports simulation, demo trading, and live-readiness workflows while maintaining a strong focus on reliability, observability, and secure operations.

Core Capabilities

  • MetaTrader 5 integration with mock and live market data support
  • Automated trading bot execution pipeline
  • Pluggable strategy architecture:
    • Signal generation
    • Risk evaluation
    • Trade execution
  • Real-time trade and bot event tracking
  • PostgreSQL-based persistence layer
  • REST and WebSocket APIs for live communication
  • Operations dashboard for monitoring and manual controls

Features

Automated Trading Engine

  • Event-driven trading workflow
  • Modular strategy integration
  • Supports simulation, demo, and live-ready execution modes
  • Tracks bot states, signals, executions, and outcomes

Risk Management System

Built-in controls to protect trading operations:

  • Stop-loss enforcement
  • Drawdown monitoring and automatic trading halt
  • Risk-based execution validation
  • Configurable trading limits

Backtesting & Replay

  • Historical strategy evaluation
  • Market replay capabilities
  • Performance analysis tools
  • Trading metrics visualization

Operations Dashboard

Real-time monitoring interface providing:

  • Live bot status
  • Trade history
  • Execution events
  • Performance metrics
  • Backtest results
  • Manual operational controls

Technical Stack

Backend

  • Node.js
  • PostgreSQL
  • MetaTrader 5 integration

Frontend

  • Next.js 15
  • React 19
  • TypeScript
  • Recharts

Infrastructure & DevOps

  • Docker Compose
  • GitHub Actions CI

Impact

This platform automates the operational side of Forex trading by combining algorithmic execution, risk management, and real-time monitoring.
Strategy performance and live market validation remain the key factors in determining trading outcomes.

  • AI Developer
  • Full Stack Developer

Overview

Built a full-stack AI-powered career assessment platform that helps
users discover suitable career paths through a personalized
questionnaire. The platform analyzes user interests, evaluates thousands
of job roles, verifies email ownership, and delivers tailored job
recommendations with AI-generated explanations.

What I delivered

  • Complete end-to-end user journey:
    • Career assessment questionnaire
    • Email verification workflow
    • Personalized job recommendation results
  • Intelligent job recommendation engine supporting 3,000+ job
    roles
    • Deterministic ranking system combined with AI-generated insights
    • Sector-aware recommendations to ensure diversity across career
      fields
    • Configurable scoring rules, thresholds, and ranking logic
    • Top recommended jobs with sector categories and clear match
      explanations
  • AI-powered explanation layer
    • Generated personalized reasoning behind each recommendation
    • Integrated LLM providers including OpenAI and Gemini for
      natural-language career insights
  • Marketing automation integration
    • Integrated Systeme.io API for lead capture
    • Automated contact creation, tagging, and email workflows
  • Admin management platform
    • Manage questionnaire content and assessment logic
    • Import and maintain large job catalogs (CSV → structured JSON)
    • Configure ranking rules and sector preferences
    • Review user responses and recommendation data
  • Secure and scalable backend architecture
    • Multi-tenant ready design
    • Secure admin authentication and role-based access patterns
    • API-driven architecture designed for future expansion

Tech Stack

Frontend

  • Next.js
  • React
  • TypeScript

Backend

  • FastAPI (Python)
  • REST APIs
  • Secure authentication workflows

AI & Integrations

Data & Infrastructure

  • PostgreSQL
  • Structured job catalog management
  • CSV/JSON data processing pipelines
  • CI/CD

Outcome

Delivered a production-ready beta platform capable of handling a growing
career database of 3,000+ job roles while maintaining fast
recommendations, consistent ranking logic, and personalized AI-generated
career guidance.

The system provides a strong foundation for scaling into a larger career
discovery platform with additional AI capabilities, analytics, and
personalized learning or career planning features.

  • AI Developer
  • AI Prompt Engineer
  • Full Stack Developer

A full-stack AI-powered project and task management platform designed to streamline collaboration between Clients, Managers, Developers, and Testers. The platform provides role-based workflows, project tracking, team coordination, and intelligent AI assistance throughout the software delivery lifecycle.

Overview

Built as an end-to-end monorepo application, this platform enables clients to create and manage projects, invite development teams, track daily progress, review feedback, and monitor delivery through a structured workflow.

The system supports multiple user roles with tailored permissions:

  • Clients — create projects, manage members, assign tasks, and monitor progress
  • Managers — oversee users, roles, projects, and system-wide activity
  • Developers — manage assigned tasks, submit progress updates, and respond to feedback
  • Testers — validate work, provide feedback, and track testing activities

Core Features

  • JWT-based role authentication and authorization
  • Client registration and email-based invitations for Developers and Testers
  • Project creation and member management
  • Structured task workflow:
    • Todo
    • In Progress
    • Report
    • Completed
  • Drag-and-drop Kanban task management
  • Task progress dialogs and status tracking
  • Feedback management with attachments
  • Daily grouped task activity logs
  • Email notifications and background job processing
  • Manager administration dashboard
  • Audit logging and soft-delete support

AI-Powered Capabilities

Integrated LLM-backed assistant features to improve productivity and communication:

  • Smart Task Drafting

    • Generate clear task titles
    • Create detailed descriptions
    • Generate acceptance criteria from short prompts
  • Priority & Effort Recommendations

    • Suggest task priority
    • Estimate effort based on task content and project history
  • Status & Assignment Assistance

    • Recommend next workflow status
    • Suggest suitable assignees based on workload, role, and context
  • Daily Standup Summaries

    • Automatically summarize:
      • Todo tasks
      • In Progress work
      • Report updates
      • Completed tasks
  • Feedback Rewrite

    • Convert rough notes into clear, actionable feedback for Developers and Testers

Technical Stack

Frontend

  • Next.js (App Router)
  • TypeScript
  • Tailwind CSS
  • React Query
  • dnd-kit

Backend

  • NestJS
  • Prisma ORM
  • PostgreSQL

AI Layer

  • LLM-backed assist endpoints
  • Structured prompt-to-output generation
  • AI-generated task, feedback, and summary workflows

Impact

This platform combines project management workflows with AI automation to reduce manual planning, improve communication quality, and help teams deliver software projects more efficiently

  • Built a production-style odds aggregation platform integrating major bookmakers including Fonbet, Betcity, Liga Stavok, 1xBet, and Bet365 through custom HTTP, WebSocket, and browser automation adapters.
  • Developed bookmaker polling systems to collect live and prematch betting data, process snapshots and delta updates, and persist normalized odds data into PostgreSQL.
  • Designed a shared adapter architecture with unified market, event, and bookmaker status handling across multiple providers, supporting live, pre-match, blocked, and unblocked states.
  • Implemented event lifecycle management including match completion detection, soft-finish handling, suspended odds retention, and automated cleanup of expired betting lines.
  • Improved polling reliability through SSL/transient failure recovery, retry mechanisms, health monitoring, snapshot resets, and fixed-interval polling cycles.
  • Built a Next.js review dashboard for analyzing live matches, prematch events, scores, and market odds across multiple bookmakers.
  • Designed operational tooling including environment-based configuration, retention policies, pruning workflows, monitoring, and automated test coverage.
  • Defined phase-one market support and acceptance criteria covering core betting markets such as 1X2, - Double Chance, Handicap, Totals, and Both Teams To Score (BTTS).

Work experience

AI-Powered SaaS Platform · Freelance / RemoteAug 2024 – Present · 2 yrs 4 mos

- Built a full-stack AI-powered SaaS platform using Next.js and Python, delivering scalable solutions across frontend dashboards, backend APIs, automation pipelines, and third-party integrations. - Designed secure authentication and authorization systems with JWT-based login, role-based access control (RBAC), and session management. - Developed responsive SaaS dashboards with intuitive UX flows for user management, data operations, and automated workflow management. - Integrated Stripe subscription billing with pricing plans, checkout workflows, and webhook-driven payment event processing. - Implemented asynchronous processing and background job systems to support automation workflows and resource-intensive operations. - Designed scalable PostgreSQL database architectures with optimized data models for performance, reliability, and future growth. - Integrated external services including email providers, payment platforms, and APIs to create a fully automated SaaS ecosystem.

Full-Stack Developer · Freelance / RemoteApr 2013 – Present · 13 yrs 8 mos

- Delivered end-to-end full-stack web applications using modern technologies including Next.js, React, TypeScript, FastAPI, NestJS, Flask, Django, and PostgreSQL, focusing on scalable and maintainable software architecture. - Designed and developed high-performance frontend interfaces with React, Next.js, Tailwind CSS, and Material UI, creating responsive and user-friendly experiences across desktop and mobile platforms. - Built robust backend systems, RESTful APIs, database solutions, and third-party integrations to support complex business requirements. - Developed real-time application features using WebSockets, including live communication systems, instant notifications, dashboards, and real-time data tracking. - Managed complete software development lifecycles, including architecture planning, implementation, testing, deployment, and ongoing optimization. - Applied clean code principles, design patterns, security best practices, and performance optimization techniques to deliver reliable solutions for international clients. Collaborated remotely with startups, businesses, and development teams to transform ideas into production-ready digital products.

Education

Bacheleer of Science · Czech Technical University in Prague (CTU)2002 – 2006

Certifications and awards

Bacheleer of Science2002 – 2006

Testimonials · 5.0 from 1 review

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